Patents Assigned to AJOU University Industry Cooperation Foundation
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Publication number: 20130178543Abstract: A method of detecting a cancer stem cell or circulating tumor cell that has undergone epithelial-mesenchymal transition, comprising determining the level of caveolin-1 expressed by a sample cell, and comparing the level of caveolin-1 expressed by the sample cell to a control, wherein higher expression of caveolin-1 by the sample cell indicates that the sample cell is a cancer cell, as well as a method of detecting cancer or metastasis in a subject, and related methods and compositions.Type: ApplicationFiled: August 24, 2012Publication date: July 11, 2013Applicants: AJOU UNIVERSITY INDUSTRY COOPERATION FOUNDATION, SAMSUNG ELECTRONICS CO., LTD.Inventors: Yeon-jeong KIM, You-sun KIM, Jeong-gun LEE, Sang-hyun BAEK, Jin-mi OH, Hyo-young JEONG
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Publication number: 20130174662Abstract: A wireless measurement device includes a sound acoustic wave (SAW)-based micro sensor converting a wirelessly received pulse signal into an SAW and generating a plurality of pulse signals by reflecting the SAW, and wirelessly transmitting the plurality of pulse signals to measure a variance of an environmental element; and a reader generating and wirelessly transmitting a pulse signal to the SAW-based micro sensor to measure variances in environmental elements.Type: ApplicationFiled: September 14, 2011Publication date: July 11, 2013Applicant: AJOU UNIVERSITY INDUSTRY COOPERATION FOUNDATIONInventors: Sang Sik Yang, Ik Mo Park, Young kil Kim, Kee Keun Lee, Ick Jin Kwon, Hae Kwan Oh
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Publication number: 20130114482Abstract: User equipment (UE) in a communication system controls session connection of at least one of a transport layer, a network layer, and a physical layer.Type: ApplicationFiled: July 27, 2011Publication date: May 9, 2013Applicant: AJOU UNIVERSITY INDUSTRY COOPERATION FOUNDATIONInventors: Seong Keun Oh, Jae Hyun Kim, Min Lee, Hyun Jin Lee, Ji Su Kim
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Publication number: 20130115378Abstract: Provided are a pre-treatment apparatus and method for improving an adhesion of a thin film The pre-treatment apparatus includes: a gas compressor that compresses gas supplied from the outside and contained, and supplies a process gas that is compressed; a powder feeder for supplying a coating powder including a single metal or alloy supplied from the outside and contained; and a spray nozzle through which the process gas supplied from the gas compressor and the coating powder supplied from the powder feeder are cold sprayed on a surface of a base metal on which a thin film is to be deposited so as to form a porous metal coating layer on the surface of the base metal.Type: ApplicationFiled: July 8, 2011Publication date: May 9, 2013Applicant: AJOU UNIVERSITY INDUSTRY COOPERATION FOUNDATIONInventors: Kyung Hyun Ko, Hyuk Jun Lee
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Publication number: 20130107791Abstract: Provided are an apparatus and method for grouping multiple user data and transmitting the grouped data in a multiple antenna system. According to the method, a plurality of user groups are configured, and at least one antenna group is assigned to the plurality of user groups. Then, user signals for each user group are combined using at least one user multiplexing method to generate a user group signal, and a plurality of user group signals are combined using at least one group multiplexing method. Then, the combined user group signal is transmitted to a plurality of users belonging to the plurality of user groups using the at least one antenna group.Type: ApplicationFiled: July 14, 2011Publication date: May 2, 2013Applicant: AJOU UNIVERSITY INDUSTRY COOPERATION FOUNDATIONInventors: Seong Keun Oh, Min Lee
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Patent number: 8432831Abstract: A routing method for a cluster-based wireless sensor network is provided for improving lifespan of the network and reducing network traffic. A routing method is proposed for a wireless sensor network having a sensor field defined by a plurality of clusters each including a plurality of sensor nodes and a header node, one of the cluster is a head cluster including a sink node. The routing method includes announcing, at least one sensor node which is the sensor node detected an event, the event; requesting, at the sink node, the source node to transmit data required for ubiquitous services; and transmitting, at the at least one source node, data to the sink node. Announcing the event includes relaying, at the at least one source node, a data announcement packet from a source cluster to which the source node belongs to a destination cluster which is arranged along an ith second direction axis through the header nodes of the clusters arranged along a first direction axis of the source cluster.Type: GrantFiled: October 30, 2007Date of Patent: April 30, 2013Assignee: Ajou University Industry Cooperation FoundationInventors: Sung Young Jung, Jain Hoon Kim, Dong Wook Lee, We Duck Cho
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Patent number: 8432443Abstract: There is provided a method of localizing an object comprising projecting an object located on an object plane and a reference point corresponding thereto on a virtual viewable plane and an actual camera plane; estimating coordinates of the reference point; and prescribing a relationship between a location of the object and the coordinates of the reference point.Type: GrantFiled: April 3, 2008Date of Patent: April 30, 2013Assignee: Ajou University Industry Cooperation FoundationInventors: Yun Young Nam, Kyoung Su Park, Jin Seok Lee, Sang Jin Hong, We Duke Cho
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Publication number: 20130037174Abstract: Provided is a method of nitriding a surface of aluminum or aluminum alloy by cold spraying. That is, a surface of aluminum or aluminum alloy is coated by cold spraying, and then a heat treatment is performed thereon at low temperature for a short time period. Accordingly, the method is suitable for nitriding a surface of Al and Al alloy, which is very difficult to be nitrided, at low production costs. The method includes removing a foreign material from a surface of a mother substrate comprising Al or Al alloy; cold spraying 15 to 50 wt % of a catalyst powder and 50 to 85 wt % of a coating agent powder on the surface of the mother substrate to form a coating layer; and heat treating the coating layer at a temperature of 450 to 630° C. in a nitrogen atmosphere for 2 to 24 hours.Type: ApplicationFiled: April 11, 2011Publication date: February 14, 2013Applicant: AJOU UNIVERSITY INDUSTRY COOPERATION FOUNDATIONInventors: Kyung Hyun Ko, Hyuk Jun Lee
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Patent number: 8300102Abstract: Provided are an apparatus and a method for tracking movements of objects to infer a topology of a network of multiple cameras. The apparatus infers the topology of the network formed of the multiple cameras that sequentially obtain images and includes an object extractor, a haunting data generator, and a haunting database (DB), and a topology inferrer. The object extractor extracts at least one from each of the obtained images, for the multiple cameras. The haunting data generator generates appearing cameras and appearing times at which the moving objects appear, and disappearing cameras and disappearing times at which the moving objects disappear, for the multiple cameras. The haunting DB stores the appearing cameras and appearing times and the disappearing cameras and disappearing times of the moving object, for the multiple cameras. The topology inferrer infers the topology of the network using the appearing cameras and appearing times and the disappearing cameras and disappearing times of moving objects.Type: GrantFiled: October 23, 2007Date of Patent: October 30, 2012Assignee: AJOU University Industry Cooperation FoundationInventors: Yun Young Nam, Jung Hun Ryu, We-Duke Cho
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Patent number: 8213265Abstract: There is provided a method of tracking an object in a three-dimensional (3-D) space by using particle filter-based acoustic sensors, the method comprising selecting two planes in the 3-D space; executing two-dimensional (2-D) particle filtering on the two selected planes, respectively; and associating results of the 2-D particle filtering on the respective planes.Type: GrantFiled: April 4, 2008Date of Patent: July 3, 2012Assignee: Ajou University Industry Cooperation FoundationInventors: Yun Young Nam, Jin Seok Lee, Sang Jin Hong, We Duck Cho
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Publication number: 20120137993Abstract: A cooling system of a vehicle may include a high and low temperature radiators that cool a high and low temperature coolants respectively circulating an engine and passing a water cooled intercooler and a low exhaust gas recirculation cooler of a turbo charger, a cooling fan that blows air to the high temperature radiator and the low temperature radiator, a high temperature coolant pump that pumps the high temperature coolant, a low temperature coolant pump that pumps the low temperature coolant, and a control portion that controls the high temperature coolant pump, the low temperature coolant pump, and the cooling fan according to driving conditions of the vehicle and environmental conditions. A controlling method may include detecting driving conditions of the vehicle and environmental conditions, setting an operating target for the cooling system and/or a lubrication system, and determining operating conditions for the cooling system and/or the lubrication system.Type: ApplicationFiled: November 21, 2011Publication date: June 7, 2012Applicants: Hyundai Motor Company, AJOU UNIVERSITY INDUSTRY COOPERATION FOUNDATION, Kia Motors CorporationInventors: Woo Seok Kim, Jonghwa Lee, Jinil Park, Kyoungseok Park, Hyoseong Wi
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Patent number: 8085745Abstract: A method for effectively using power resource in a wireless mesh network is disclosed to select and change a level of a power saving mode according to terminal and network situations to increase the duration of the network's existence as well as improve the power consumption of each mesh terminal. After active mesh terminals that are to perform a data relay function and super-saving mesh terminals that are not to perform the data relay function are selected in consideration of a network topology at certain periods, the level of a power saving mode of the mesh terminals selected as the super-saving mesh terminals is higher than that of the mesh terminals selected as the active mesh terminals. And then, a routing path in a tree form is formed along the mesh terminals selected as the active mesh terminals to transmit data.Type: GrantFiled: August 4, 2009Date of Patent: December 27, 2011Assignees: Electronics & Telecommunications Research Institute, Ajou University Industry Cooperation FoundationInventors: Sang Joon Park, Young Bag Moon, Young Bae Ko, Sung Hee Lee, Seung Mok Yoo
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Patent number: 8081825Abstract: There is provided a method for real-time target detection comprising detecting a preprocessed pixel as a target and/or a background, based on a library, and refining the library by extracting a sample from the target or the background.Type: GrantFiled: April 2, 2008Date of Patent: December 20, 2011Assignee: Ajou University Industry Cooperation FoundationInventors: Yun Young Nam, Sang Jin Hong, We Duck Cho, Kyoung Su Park
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Patent number: 8065114Abstract: There is provided a ubiquitous monitoring system comprising a plurality of sensor nodes, one or more agent adapters receiving sensing data from the plurality of sensor nodes and determining to where the sensing data is transmitted according to one of characteristics of the plurality of sensing nodes and characteristics of the sensing data, one or more first monitoring agents receiving the sensing data from the agent adapter, one or more second monitoring agents receiving the sensing data from one of the agent adapter and the first monitoring agent, one or more third monitoring agents receiving the sensing data from one of the agent adapter and the second monitoring agent, and a monitoring engine receiving the sensing data from the third monitoring agent and monitoring the received sensing data.Type: GrantFiled: September 19, 2008Date of Patent: November 22, 2011Assignee: Ajou University Industry Cooperation FoundationInventors: Byoung Hoon Lee, Sung Hwa Lim, Jai Hoon Kim, We Duke Cho
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Patent number: 8015569Abstract: A system for supporting the diversity of a ubiquitous computing environment according to the present invention has a message bus including a message broker managing an intermediary role of delivering an actual message between the subsystems and a messaging adaptor managing an interface function between the message broker and the subsystems, wherein the messaging adaptor is installed in the subsystems and includes a first adaptor including a first application port for interfacing with the subsystems, and a second adaptor including a second application port for interfacing with the first adaptor and the broker port operating with the message broker.Type: GrantFiled: January 26, 2006Date of Patent: September 6, 2011Assignee: Ajou University Industry Cooperation FoundationInventors: We Duke Cho, Jeong Tae Lee, Gyeong Ran Kang, Dong Sun Choi
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Publication number: 20110085665Abstract: A method of generating a dynamic group key of a group formed of a plurality of nodes, the method including: unicasting a public key that is based on respective secret keys of each of a plurality of general nodes excluding a master node, which is one of the plurality of nodes, wherein the unicasting is performed by the general nodes; broadcasting to the group an encryption value obtained by exponentially-calculating a secret key of the master node to the plurality of public keys, wherein the broadcasting is performed by the master node upon receiving the plurality of public keys; and obtaining a group key by using an inverse power-calculation of the respective secret keys of each of the general nodes based on the encryption value, wherein the obtaining is performed by the general nodes.Type: ApplicationFiled: October 30, 2009Publication date: April 14, 2011Applicant: Ajou University Industry Cooperation FoundationInventors: Man Pyo Hong, Jong Uk Kim, Suk In Kang
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Publication number: 20100245564Abstract: A method of recognizing a self location of an image acquisition device by acquiring an image of two or more reference objects is provided.Type: ApplicationFiled: October 25, 2007Publication date: September 30, 2010Applicant: AJOU UNIVERSITY INDUSTRY COOPERATION FOUNDATIONInventors: Yun Young Nam, Yun Tai Kyong, Shung Han Cho, Sang Jin Hong, We-Duke Cho
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Publication number: 20100231723Abstract: Provided are an apparatus and a method for tracking movements of objects to infer a topology of a network of multiple cameras. The apparatus infers the topology of the network formed of the multiple cameras that sequentially obtain images and includes an object extractor, a haunting data generator, and a haunting database (DB), and a topology inferrer. The object extractor extracts at least one from each of the obtained images, for the multiple cameras. The haunting data generator generates appearing cameras and appearing times at which the moving objects appear, and disappearing cameras and disappearing times at which the moving objects disappear, for the multiple cameras. The haunting DB stores the appearing cameras and appearing times and the disappearing cameras and disappearing times of the moving object, for the multiple cameras. The topology inferrer infers the topology of the network using the appearing cameras and appearing times and the disappearing cameras and disappearing times of moving objects.Type: ApplicationFiled: October 23, 2007Publication date: September 16, 2010Applicant: AJOU UNIVERSITY INDUSTRY COOPERATION FOUNDATIONInventors: Yun Young Nam, Jung Hun Ryu, We - Duke Cho
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Publication number: 20100157827Abstract: A method for effectively using power resource in a wireless mesh network is disclosed to select and change a level of a power saving mode according to terminal and network situations to increase the duration of the network's existence as well as improve the power consumption of each mesh terminal. After active mesh terminals that are to perform a data relay function and super-saving mesh terminals that are not to perform the data relay function are selected in consideration of a network topology at certain periods, the level of a power saving mode of the mesh terminals selected as the super-saving mesh terminals is higher than that of the mesh terminals selected as the active mesh terminals. And then, a routing path in a tree form is formed along the mesh terminals selected as the active mesh terminals to transmit data.Type: ApplicationFiled: August 4, 2009Publication date: June 24, 2010Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, AJOU UNIVERSITY INDUSTRY COOPERATION FOUNDATIONInventors: Sang Joon PARK, Young Bag MOON, Young Bae KO, Sung Hee LEE, Seung Mok YOO
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Publication number: 20100156737Abstract: A radio frequency identification (RFID) tag antenna in a U shape, having constant near-isotropic characteristics in a broadband. The RFID tag antenna includes a dipole antenna in a U shape, including a plurality of first conducting wires having a first width and separated from and parallel to each other with a first gap and a second conducting wire having a second width and connecting the plurality of first conducting wires; and a feed unit connected to the second conducting wire and located between the plurality of first conducting wires. The RFID tag antenna further includes the dipole antenna in a U shape and the feed unit disposed in the dipole antenna in a U shape, thereby having the constant near-isotropic characteristics in the broadband.Type: ApplicationFiled: October 8, 2009Publication date: June 24, 2010Applicant: AJOU UNIVERSITY INDUSTRY COOPERATION FOUNDATIONInventors: Ikmo Park, Sangwoon Lee, Hosung Choo